Applied Operation Research

1. Operations research is the application of ____________methods to arrive at the optimal Solutions to the problems.

• Economical

• Scientific

• both a and b

• none of the above

Operations research is based upon collected information, knowledge and advanced study of various factors impacting a particular operation. This leads to more informed ----------- --------------------------

• A. Decision making

• B. Management processes

• C. Procedures

3. Which of the following is not the phase of OR methodology?

• A. Formulating a problem

• B. Constructing a model

• C. Establishing control

• D. Controlling the environment

4. The objective function and constraints are functions of two types of variables, _______________ variables and ____________ variables.

• A. Positive and negative

• B. Controllable and uncontrollabl

Which technique is used in finding a solution for optimizing a given objective, such as profit maximization or cost reduction under certain constraints?

• A. Quailing Theory

• B. Waiting Line

• C. Both A and B

• D. Linear Programming

The northwest corner rule requires that we start allocating units to shipping routes in the middle cell

• A. Lower right corner of the table

• B. Upper right corner of the table

• C. Highest costly cell of the table.

• D. Upper left-hand corner of the table.

The given TP is an example for

• Unbalanced

• Optimal

• degenerate

• infeasible

The given Transportation problems is an example for

• unbalanced

• feasible

• degenerate

• optimal

Which of the following is not needed to use the transportation model

• the cost of shipping one unit from each origin to each destination

• the destination points and the demand per period at each

• the origin points and the capacity or supply per period at each

• degeneracy

Which of the following is a method for improving an initial solution in a transportation problem?

• northwest-corner

• intuitive lowest-cost

• Vogel's Approximation

• Stepping stone method